Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bayhaqi:1993Muḥammad b. ʿAbdullāh al-Ḥāfiẓ > Abū Bakr b. Isḥāq > Bishr b. Mūsá > Mūsá b. Dāwud > Ḥātim b. Ismāʿīl > Jaʿfar b. Muḥammad from his father

[Machine] He lives the best of deeds and says, "He is the first call to prayer."  

البيهقي:١٩٩٣وَأَخْبَرَنَا مُحَمَّدُ بْنُ عَبْدِ اللهِ الْحَافِظُ أنا أَبُو بَكْرِ بْنُ إِسْحَاقَ ثنا بِشْرُ بْنُ مُوسَى ثنا مُوسَى بْنُ دَاوُدَ ثنا حَاتِمُ بْنُ إِسْمَاعِيلَ عَنْ جَعْفَرِ بْنِ مُحَمَّدٍ عَنْ أَبِيهِ أَنَّ عَلِيَّ بْنَ الْحُسَيْنِ كَانَ يَقُولُ فِي أَذَانِهِ إِذَا قَالَ حَيَّ عَلَى الْفَلَاحِ قَالَ

حَيَّ عَلَى خَيْرِ الْعَمَلِ وَيَقُولُ هُوَ الْأَذَانُ الْأَوَّلُ